Home / 18,403,240.60-27,604,860.90-15,568,888.60

Finding the Fourth Proportional to 18,403,240.60, 27,604,860.90 and 15,568,888.60

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Solution

The fourth proportional to 18,403,240.60, 27,604,860.90 and 15,568,888.60 is: 23,353,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,240.60 : 27,604,860.90 = 15,568,888.60 : x
  2. Step 2: Convert to fraction form
    18,403,240.60/27,604,860.90 = 15,568,888.60/x
  3. Step 3: Cross multiply
    18,403,240.60x = 27,604,860.90 × 15,568,888.60
  4. Step 4: Simplify right side
    18,403,240.60x = 429,777,004,170,595.69
  5. Step 5: Solve for x
    x = 429,777,004,170,595.69/18,403,240.60
  6. Step 6: Final answer
    x = 23,353,332.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.